Geography, 04.10.2019 21:00 ceceshelby1130
The light-year is defined to be the
a. time it takes light to travel from the sun to the earth
b. time it takes for light to travel from the nearest star to the earth
c. distance light travels in one year in space
d. average distance between the earth and the nearest star
question 2 in the process of nuclear fusion,
a. two or more nuclei fuse or stick together to form a heavier nucleus whose combined mass is slightly greater than the original nucleus
b. two or more nuclei fuse or stick together to form a heavier nucleus whose combined mass is slightly less than the original nucleus
c. a heavy nucleus breaks apart into a number of smaller nuclei whose combined mass is less than the original nucleus
d. two or more nuclei fuse or stick together to form a heavier nucleus that has exactly the same mass as the original nucleus
question 3 in our solar system, terrestrial planets are
a. large, made of pure gases with low densities, and found far from the sun
b. small, made mostly of rock and iron with high densities, and found close to the sun
c. small, made of pure rock with high densities, and found close to the sun
d. large, made mostly of gases and liquids with low densities, and found far from the sun
question 4 in our solar system, jovian planets are
a. large, made mostly of gases and liquids with low densities, and found far from the sun
b. large, made of pure gases with low densities, and found far from the sun
c. small, made of pure rock with high densities, and found close to the sun
d. small, made mostly of rock and iron with high densities, and found close to the sun
question 5 between the orbits of the planets mars and jupiter we find
a. the asteroid belt
b. the kuiper belt
c. the oort cloud
d. orion's belt
Answers: 1
Geography, 22.06.2019 10:30
What is the result of the greenhouse effect? a. heat is deflected from the atmosphere. b. heat is released from the atmosphere. c. heat is kept in the atmosphere. d. plants are able to grow in the tropics where the air is the heaviest.
Answers: 2
Geography, 24.06.2019 14:00
What three colors are on the rwandan flag that was adopted in 2001
Answers: 1
The light-year is defined to be the
a. time it takes light to travel from the sun to the...
a. time it takes light to travel from the sun to the...
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